def __init__(self, user_config=None):
super(IdentityV3Composite, self).__init__(user_config=user_config)
self.version = 'v3'
self.tokens_client = TokensClient(
url=self.url,
serialize_format=self.ident_config.serialize_format,
deserialize_format=self.ident_config.deserialize_format,
auth_token=None)
self.tokens_behavior = TokensBehavior(self.tokens_client)
self.load_clients_and_behaviors()
